People motivated to comment on LW cryonics posts are more likely to be cryonics optimists. People motivated to vote on LW cryonics posts are probably representative of LW as a whole. So you’ll find a lot of upvoted pessimistic posts, but the comments overrepresent how optimistic is about LW. In person, there’s only one conversation going on at a time, and you’re more likely to get a representative sample of opinions, since a broader swath of LW has an incentive to weigh in.
People motivated to comment on LW cryonics posts are more likely to be cryonics optimists. People motivated to vote on LW cryonics posts are probably representative of LW as a whole. So you’ll find a lot of upvoted pessimistic posts, but the comments overrepresent how optimistic is about LW. In person, there’s only one conversation going on at a time, and you’re more likely to get a representative sample of opinions, since a broader swath of LW has an incentive to weigh in.